Sneak Peek: Bristol Cove's 'Siren' May Be in Hot Water (VIDEO)

Were you one of the 1.54 million viewers who answered the call of the Siren last week? If you were hooked by the two-hour opener—Freeform's splashiest premiere in two years—wait until you see what ferocious mermaid Ryn (Eline Powell) is up to this week.

Turns out, you can't just hit dry land, kill a couple folks, and swim off like nothing happened. In an exclusive clip from "Interview with the Mermaid," Bristol Cove's resident mermaid apologist Helen (Rena Owen) warns Ben (Alex Roe) and Maddie (Fola Evans-Akingbola) that Ryn's enigmatic nocturnal activities are cause for concern (as is her cluelessness about how lamps work).